refactor: Sticker widget code

lib/pages/chat/events/image_bubble.dart

@@ -90,7 +90,9 @@ class ImageBubble extends StatelessWidget {
             fit: fit,
             animated: animated,
             isThumbnail: thumbnailOnly,
-            placeholder: _buildPlaceholder,
+            placeholder: event.messageType == MessageTypes.Sticker
+                ? null
+                : _buildPlaceholder,
           ),
         ),
       ),

lib/pages/chat/events/message_content.dart

@@ -22,7 +22,6 @@ import 'html_message.dart';
 import 'image_bubble.dart';
 import 'map_bubble.dart';
 import 'message_download_content.dart';
-import 'sticker.dart';
 
 class MessageContent extends StatelessWidget {
   final Event event;
@@ -108,6 +107,8 @@ class MessageContent extends StatelessWidget {
       case EventTypes.Sticker:
         switch (event.messageType) {
           case MessageTypes.Image:
+          case MessageTypes.Sticker:
+            if (event.redacted) continue textmessage;
             const maxSize = 256.0;
             final w = event.content
                     .tryGetMap<String, Object?>('info')
@@ -132,12 +133,6 @@ class MessageContent extends StatelessWidget {
               fit: BoxFit.contain,
               borderRadius: borderRadius,
             );
-          case MessageTypes.Sticker:
-            if (event.redacted) continue textmessage;
-            return Sticker(
-              event,
-              borderRadius: borderRadius,
-            );
           case CuteEventContent.eventType:
             return CuteContent(event);
           case MessageTypes.Audio:

lib/pages/chat/events/sticker.dart

@@ -1,42 +0,0 @@
-import 'package:flutter/material.dart';
-
-import 'package:adaptive_dialog/adaptive_dialog.dart';
-import 'package:flutter_gen/gen_l10n/l10n.dart';
-import 'package:matrix/matrix.dart';
-
-import '../../../config/app_config.dart';
-import 'image_bubble.dart';
-
-class Sticker extends StatefulWidget {
-  final Event event;
-  final BorderRadius borderRadius;
-
-  const Sticker(this.event, {required this.borderRadius, super.key});
-
-  @override
-  StickerState createState() => StickerState();
-}
-
-class StickerState extends State<Sticker> {
-  bool? animated;
-
-  @override
-  Widget build(BuildContext context) {
-    return ImageBubble(
-      widget.event,
-      width: 256,
-      height: 256,
-      fit: BoxFit.contain,
-      borderRadius: widget.borderRadius,
-      onTap: () {
-        setState(() => animated = true);
-        showOkAlertDialog(
-          context: context,
-          message: widget.event.body,
-          okLabel: L10n.of(context)!.ok,
-        );
-      },
-      animated: animated ?? AppConfig.autoplayImages,
-    );
-  }
-}